4-12
BRC-300/300P
BRU-300/300P
Are transmission
system and baud rate
of the unit set
correctly ?
Yes
No
Correctly set the
transmission system
(RS-232C/RS-422) and
baud rate (38400/9600),
and reboot the system.
FFC: Flexible flat cable
Check the symptom.
Operations are disabled with RS-422.
Operations are disabled with RS-232C.
No
Do communication
signals exist in the
VISCA RS-232C
IN/OUT connector ?
Yes
Properly connect the
cable between the device
and the unit.
No
Do communication
signals exist in the
VISCA RS-422C
connector ?
Yes
Properly connect the
cable between the device
and the unit.
One of the following is defective.
.
FFC between SW board and
CC board
.
IC601 to IC606, IC609, or the
peripheral circuit on the CC board
Check above in order from the
top to identify the defective part.
One of the following is defective.
.
FFC between SW board and CC
board
.
IC601 to IC605, IC607 to IC609,
or the peripheral circuit on the
CC board
Check above in order from the top
to identify the defective part.
a-9
a-9.
No operation is available with RS-232C/RS-422 interface.